Home / 705,855.60-974,095.15-383,586.46

Finding the Fourth Proportional to 705,855.60, 974,095.15 and 383,586.46

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Solution

The fourth proportional to 705,855.60, 974,095.15 and 383,586.46 is: 529,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,855.60 : 974,095.15 = 383,586.46 : x
  2. Step 2: Convert to fraction form
    705,855.60/974,095.15 = 383,586.46/x
  3. Step 3: Cross multiply
    705,855.60x = 974,095.15 × 383,586.46
  4. Step 4: Simplify right side
    705,855.60x = 373,649,710,291.67
  5. Step 5: Solve for x
    x = 373,649,710,291.67/705,855.60
  6. Step 6: Final answer
    x = 529,357.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.